REBEAUQ Ceramic Tumbler with Straw, Vacuum Insulated, Keeps Drinks Hot or Cold, with Lid, 500ml750ml Large Capacity, Portable, Leak-Proof, Easy to

[Innovative Ceramic Coating] The inside of the cup, which comes into direct contact with your beverage, is coated with a German-made ceramic coating, allowing you to enjoy the delicate aroma of your beverage. This prevents the metallic smell that can occur with acidic drinks like coffee and alkaline drinks like tea, allowing you to fully enjoy your beverage without losing its aroma. [Easy switching between direct drinking and straw] Direct drinking: Includes a leak-proof [tanpura lid] even if the cup is knocked over. Straw set: Includes an extendable straw, which has a lid that can be secured with a stovetop cord to prevent the lid from getting lost. The tanpura's unique 7.5cm wide opening allows for large ice cubes, making it ideal for drip coffee. [Multi-layered Protection for Excellent Heat and Cold Insulation] The double-layered vacuum insulation provides excellent heat and cold retention, keeping your drinks at the perfect temperature for longer. The outer layer of insulation keeps your drinks cool and prevents heat from transferring to your hands, making them comfortable to hold. (Keeps drinks hot for 3 hours, cold for 6 hours) [Portable Vacuum Mug & Easy to Clean] This compact and portable vacuum mug features a convenient handle on the top. Its airtight design eliminates spills and allows you to carry it in your bag. The bottle itself can be disassembled, and its 7.5cm wide opening makes cleaning even easier. It's also dishwasher safe. [Easy to use in a variety of situations!] Choose from two sizes (500ml/750ml) to suit your preferences and usage scenarios. Use it at the office, home, car, sports, outdoors, and more. Feel free to use it anytime, anywhere! While we strive for quality, in the unlikely event of a defective, damaged, incorrectly delivered product, or a malfunction due to normal use, please feel free to contact us by going to [Account Services] → [Order History] → [Contact Seller].